* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    background-image: url(../img/bgc_4.jpg);
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
}

.nav {
    width: 100%;
    height: 50px;
    background-color: rgba(51, 51, 51, 0.4);
    color: #fff;

    display: flex;
    justify-content: left;
    align-items: center;
}

.nav img {
    width: 40px;
    height: 40px;
    margin-left: 30px;
    margin-right: 10px;
    border-radius: 50%;
}

.nav .spacer {
    width: 70%;
}

.nav a {
    color: #fff;
    text-decoration: none;
    padding: 0 10px;
}

.container {
    height: calc(100% - 50px);
    width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.container-left {
    height: 100%;
    width: 200px;
}

.container-right {
    height: 100%;
    width: 795px;
    overflow: auto;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
}

.card {
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    padding: 30px;
}

.card img {
    width: 140px;
    height: 140px;
    border-radius: 50%;
}
.card h3 {
    text-align: center;
    padding: 10px;
}

.card a {
    display: block;
    text-align: center;
    color: #999;
    text-decoration: none;
    padding: 10px;
}

.card .counter {
    padding: 5px;
    display: flex;
    justify-content: space-around;
}

::-webkit-scrollbar {
    display: none;
}